:root{--bg: #f1f5f9;--card: #ffffff;--border: #e2e8f0;--text: #0f172a;--muted: #64748b;--primary: #2563eb;--danger: #dc2626;--good: #16a34a;--warn: #d97706;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Segoe UI,sans-serif;font-size:14px;color:var(--text);background:var(--bg)}*{box-sizing:border-box}body{margin:0}a{color:var(--primary);cursor:pointer;text-decoration:none}h2,h3,h4{margin:8px 0}h4{font-size:13px;color:#334155;display:flex;align-items:center;gap:8px}input,select,textarea{font:inherit;padding:4px 8px;border:1px solid var(--border);border-radius:6px;background:#fff;min-width:0}label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:#334155}label.inline{flex-direction:row;align-items:center;gap:6px}kbd{display:inline-block;font:10px ui-monospace,monospace;padding:0 4px;margin-left:4px;border:1px solid #cbd5e1;border-bottom-width:2px;border-radius:3px;background:#f8fafc;color:#475569}.muted{color:var(--muted)}.small{font-size:12px}.center{display:grid;place-items:center;height:100vh}.spacer{flex:1}.row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:6px 0}.row.tight{gap:6px;margin:4px 0}.error,.error-text{color:var(--danger)}.error.banner{background:#fef2f2;border-bottom:1px solid #fecaca;padding:6px 16px;cursor:pointer}.notice{background:#fffbeb;border:1px solid #fde68a;border-radius:6px;padding:6px 10px;margin:6px 0;font-size:12px}.good{color:var(--good);font-weight:600}.bad{color:var(--danger);font-weight:600}.spinner{display:inline-block;width:14px;height:14px;flex-shrink:0;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:spinner-turn .8s linear infinite}@keyframes 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7px;border-radius:10px;font-size:11px;background:#e2e8f0;color:#334155;margin-right:4px}.badge.gold{background:#fef3c7;color:#92400e}.st-in_progress{background:#dbeafe;color:#1e40af}.st-submitted{background:#ede9fe;color:#5b21b6}.st-returned{background:#fee2e2;color:#991b1b}.st-approved{background:#dcfce7;color:#166534}.st-locked{background:#1e293b;color:#fff}.chip{display:inline-block;padding:1px 8px;margin:2px 4px 2px 0;border-radius:10px;background:#f1f5f9;font-size:12px}.dot{display:inline-block;width:9px;height:9px;border-radius:50%;vertical-align:middle}.app{min-height:100vh}.app-workspace{height:100vh;display:flex;flex-direction:column;overflow:hidden}.app-workspace main{flex:1;min-height:0}.topbar{display:flex;align-items:center;gap:16px;padding:8px 16px;background:#0f172a;color:#e2e8f0}.topbar a{color:#e2e8f0}.topbar .brand{font-weight:700}.topbar nav{display:flex;gap:14px}.topbar .btn.ghost{color:#e2e8f0}.topbar .muted{color:#94a3b8}.page{padding:16px 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td{background:#eff6ff}.actions{display:flex;gap:4px;flex-wrap:wrap;align-items:center}.row.version-actions{align-items:flex-end}.assign-line{margin-bottom:3px}.tabs{display:flex;gap:2px;border-bottom:1px solid var(--border);flex-wrap:wrap}.tab{font:inherit;border:none;background:none;padding:7px 12px;cursor:pointer;color:var(--muted);border-bottom:2px solid transparent}.tab.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.stats{display:flex;gap:24px;flex-wrap:wrap}.stats div{display:flex;flex-direction:column}.stats b{font-size:24px}.stats 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